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• Laziness is not always good
  Generally, since Haskell is a [[Non-strict_semantics|non-strict]] language, you should try to make a fu This is in many cases the best semantics and the most efficient implementation.
  2 KB (342 words) - 09:27, 9 June 2023
• MinGHC
  '''MinGHC is no longer supported. Please use [[Stack]].''' MinGHC is a minimal installer for GHC and cabal; MinGHC contains a minimum number of
  509 bytes (69 words) - 13:34, 28 August 2019
• Num instance for functions
  It is possible to write a <hask>Num</hask> instance for functions in Haskell: The usefulness of this instance is debatable, and it is not currently part of [[Language and library specification|the language rep
  1 KB (145 words) - 01:24, 28 December 2014
• Diagrams/Dev/AlignedCompose
  ...me require <code>Traced</code> and some do not. That is, specifically, it is hard to imagine what type we could give to the hypothetical lens <code>alig One potential solution is to make a deeply embedded DSL of alignments (i.e. an algebraic data type re
  2 KB (397 words) - 20:05, 1 June 2015
• Trash/DDC/ClosureTyping
  '''This is outdated information'''. The DDC project has moved to [http://discus-lang.o ...e is supposed to indicate that the return value is freshly allocated. This is certainly true if we apply both arguments:
  3 KB (472 words) - 04:20, 8 June 2023
• Keyword arguments
  then be omitted. It is a type error to omit a required keyword argument. The latter property is in stark contrast with the conventional way of
  636 bytes (94 words) - 15:18, 6 February 2021
• Common Language Runtime
  ...ng for a way to run Haskell on (aka target) the CLR, then the short answer is you can't. Another, not so dead alternative is [[Salsa]]. A common misconception is that:
  2 KB (405 words) - 10:31, 9 February 2019
• Safe Haskell
  Safe Haskell is a Haskell language extension. It is described in detail: * ''Further technical discussion of Safe Haskell is on the GHC Wiki:'' : https://gitlab.haskell.org/ghc/ghc/wikis/safe-haskell
  3 KB (471 words) - 03:00, 5 August 2021
• Prelude
  ...elude''' is a module that contains a small set of standard definitions and is included automatically into all Haskell modules. ...f it you can suppress its automatic inclusion in several ways. The problem is also tackled in a [[No import of Prelude|FAQ entry]].
  1 KB (187 words) - 22:09, 28 June 2021
• Strings
  ...the most common, especially for non-performance-sensitive applications. It is simply a type synonym for <hask>[Char]</hask>. ...trings which change length when changing case, so <hask>map toLower</hask> is not accurate in that case)
  2 KB (285 words) - 20:38, 2 March 2014
• Composing functions with multiple values
  It is is what you are after.
  1 KB (233 words) - 23:09, 26 January 2016
• Fairbairn threshold
  The Fairbairn threshold is the point at which the effort of looking up or keeping track of the definition is outweighed by the effort of rederiving
  2 KB (321 words) - 14:41, 4 May 2020
• Terminator vs. separator
  * Separator: There is a symbol between each element. This is what the functions <hask>Data.List.intersperse</hask> and <hask>Data.List.u * Terminator: There is one symbol after each element.
  3 KB (426 words) - 18:44, 4 October 2021
• Constant applicative form
  ...is equivalent under eta abstraction to <hask>\ x -> (+) 4 x</hask> which is not a CAF. ...[super combinator]], it contains no [[free variable]]s. Moreover, since it is not a [[lambda abstraction]] it contains no variables at all. It may howeve
  2 KB (255 words) - 06:31, 12 June 2023
• First-class module
  [http://www.augustsson.net/Darcs/Cayenne/html/ Cayenne] is a programming language influenced by Haskell and constructive type theory. Because it has also [[Dependent type]]s, it can leverage them so that it is not forced to have a separate module language and a core language.
  585 bytes (86 words) - 06:42, 10 August 2022
• Argh!
  ...t can be interpreted as such or as a command that can be executed. A stack is used to store values and to do calculations. For more information about Arg
  1 KB (186 words) - 15:40, 3 December 2015
• 99 questions/Solutions/64
  ...in a rectangular grid. Several layout methods are conceivable, one of them is shown in the illustration below: In this layout strategy, the position of a node v is obtained by the following two rules:
  2 KB (337 words) - 03:41, 10 January 2017
• GHC/Error messages
  == "`foo' is not applied to enough type arguments" == == "`foo' is not a (visible) method of class `Bar'" ==
  2 KB (295 words) - 10:24, 21 October 2022
• Formatting function types
  ...to interject here for a moment. The way to read a Signature in that style is similar to reading a multiline summation. e.g'' '' I aggree with the argument, that for beginners it is hard to see what a function returns, but that has to do with currying. A ri
  2 KB (363 words) - 08:15, 23 May 2021
• Stanamic typing
  definition the height of a node is 1 + max of the heights of its The main feature of the present approach is a blended static and dynamic
  788 bytes (130 words) - 15:19, 6 February 2021

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